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Future Directions in Research Networking - A Perspective from Europe. 16 th APAN Meeting Advanced Network Conference Busan Korea August 2003. Dai Davies : General Manager : DANTE Ltd [email protected] www.dante.net. The Ages of European Research Networking.

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future directions in research networking a perspective from europe

Future Directions in Research Networking - A Perspective from Europe

16th APAN MeetingAdvanced Network ConferenceBusan KoreaAugust 2003

Dai Davies : General Manager : DANTE Ltd

[email protected]

www.dante.net

slide2

The Ages of European Research Networking

  • The Pioneering Age (1980 - 1988)
  • The Rationing Age (1988 - 1996)
  • The Co-operation Age (1996 - 2001)
  • The Age of the GÉANT (2001 - )
slide3

Technology Available 1991-2002

Period

Most performant Data

Technology Available

Technology Available

Link Technology

in pan-European

in United States

Available

Network

Network

1991 - 1995

34/45 Mbps PDH

2 Mbps PDH

45 Mbps PDH

1996 - 1997

155 Mbps SDH

45 Mbps PDH

155 Mbps SDH

1997 - 2000

622 Mbps SDH

155 Mbps SDH

622 Mbps SDH

2000 +

10 Gbps DWDM

10 Gbps DWDM

2.5 Gbps DWDM

slide4

Price Trends pan-European Connectivity

1000000

100000

10000

average offer price

1000

lowest offer price

100

10

1

1996

1997

1998-9

1999-2000

2000-01

2002

slide6

GÉANT

  • Huge Increase in Network Capacity
    • TEN-155 3 Gbps
    • GÉANT 150 Gbps
  • 9 “10 Gbps” Accesses
  • 20 Gbps Global Interconnection
  • Regional Initiatives
    • Mediterranean
    • Latin America
slide7

GÉANT Issues

  • Divergence of Costs
  • New Usage patterns
  • Hardware Costs
  • Global Developments
slide8

Divergence of Costs

45

40

35

30

25

1996

1999

2002

20

15

10

5

0

Range of Shared Costs

Range of Connectivity

Smoothing of Shared Costs

support for european vlbi
Support for European VLBI

Radio Telescope

Correlator

Data Flows

(RT or non-RT)

evn traffic flows over g ant

NORDUnet

JANET

SURFnet

PSNC

DFN

GARR

EVN Traffic Flows over GÉANT

SE

UK

JIVE

PL

CZ

BE

NL

DE2

DE1

FR

CH

AT

256M

512M ?

1G 

2.5G

10G

IT

slide11

Hardware Costs

  • 10 Gbps Router Interface
  • Transmission Costs
  • Switched and Routed Architecture
  • 40 Gbps Interface
slide13

Is Speed Everything?

  • 40 Gbps Technology Cost
  • Multiple 2.5 Gbps or 10 Gbps wavelengths
  • Interfacing Costs
    • Routers
    • Switches
slide14

Technical Challenges

  • Enhanced Network Security
  • Role of DIY Transmission
  • New Architecture
  • Resource Allocation
  • Move from Connectivity to Controlability
slide15

Cost Challenges

  • Increasing Divergence of Costs
  • Transmission is Distance Dependent Cost
  • New Usage Patterns
slide17

Global Co-operation

  • Today Ad-Hoc Organisation
  • Question of Who Pays
  • Inter-Regional Organisation
  • Global Demand?
slide18

Summary

  • We are Deploying the Most Advanced Technology
  • Can we Control it?
  • Will we be able to Continue to Afford it?
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